Modern marvels vacuums [videorecording] Vacuums produced by Actuality Productions, Inc. ; The History Channel ; A & E Television Networks. - New York A & E Television Networks 2010. - 1 videodisc (50 min.) sd., col. ; 4 3/4 in. - Discover Magazine ultimate DVD library .
Each program: 50 min.
Nature may abhor a vacuum but we seem to love them. They clean our floors and deliver medicine, they've got the suction power needed by industry, they're first on the scene at catastrophic sites and they battle algae that's destroying coral reefs, they even cut out hair.
Vacuum technology.
Vacuum cleaners.
683.83 Vac 35